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- Implement comprehensive unit tests for the LspGraphBuilder class to validate its functionality in building code association graphs. - Tests cover various scenarios including single level graph expansion, max nodes and depth boundaries, concurrent expansion limits, document symbol caching, error handling during node expansion, and edge cases such as empty seed lists and self-referencing nodes. - Utilize pytest and asyncio for asynchronous testing and mocking of LspBridge methods.
179 lines
5.6 KiB
Markdown
179 lines
5.6 KiB
Markdown
# CLI History Store 数据库迁移优化方案 - 实现总结
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## 实现状态 ✅
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### Step 1: 完善 `turns` 表结构（initSchema）✅
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**文件**: `ccw/src/tools/cli-history-store.ts:149-169`
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已将 5 个缺失的列添加到 `CREATE TABLE turns` 语句中：
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```sql
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CREATE TABLE IF NOT EXISTS turns (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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conversation_id TEXT NOT NULL,
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turn_number INTEGER NOT NULL,
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timestamp TEXT NOT NULL,
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prompt TEXT NOT NULL,
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duration_ms INTEGER DEFAULT 0,
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status TEXT DEFAULT 'success',
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exit_code INTEGER,
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stdout TEXT,
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stderr TEXT,
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truncated INTEGER DEFAULT 0,
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cached INTEGER DEFAULT 0, -- ✅ 新增
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stdout_full TEXT, -- ✅ 新增
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stderr_full TEXT, -- ✅ 新增
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parsed_output TEXT, -- ✅ 新增
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final_output TEXT, -- ✅ 新增
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FOREIGN KEY (conversation_id) REFERENCES conversations(id) ON DELETE CASCADE,
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UNIQUE(conversation_id, turn_number)
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);
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```
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**改动内容**:
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- 行 162: 添加 `cached INTEGER DEFAULT 0`
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- 行 163: 添加 `stdout_full TEXT`
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- 行 164: 添加 `stderr_full TEXT`
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- 行 165: 添加 `parsed_output TEXT`
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- 行 166: 添加 `final_output TEXT`
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### Step 2: 优化迁移日志（migrateSchema）✅
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**文件**: `ccw/src/tools/cli-history-store.ts:331-361`
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实现了批量迁移策略，替代了之前的逐个迁移：
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**改动摘要**:
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```typescript
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// 集合所有缺失的列
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const missingTurnsColumns: string[] = [];
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const turnsColumnDefs: Record<string, string> = {
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'cached': 'INTEGER DEFAULT 0',
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'stdout_full': 'TEXT',
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'stderr_full': 'TEXT',
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'parsed_output': 'TEXT',
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'final_output': 'TEXT'
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};
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// 静默检测缺失列
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for (const [col, def] of Object.entries(turnsColumnDefs)) {
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if (!turnsColumns.has(col)) {
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missingTurnsColumns.push(col);
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}
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}
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// 批量迁移 - 只在有迁移时输出一次汇总日志
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if (missingTurnsColumns.length > 0) {
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console.log(`[CLI History] Migrating turns table: adding ${missingTurnsColumns.length} columns (${missingTurnsColumns.join(', ')})...`);
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for (const col of missingTurnsColumns) {
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this.db.exec(`ALTER TABLE turns ADD COLUMN ${col} ${turnsColumnDefs[col]};`);
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}
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console.log('[CLI History] Migration complete: turns table updated');
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}
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```
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**关键改进**:
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- 行 333: 创建 Set 以高效查询列名
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- 行 336-343: 收集所有缺失列定义
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- 行 345-350: 静默检测
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- 行 353-361: 条件执行迁移，仅输出一条汇总日志
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### Step 3: memory-store.ts 评估 ✅
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**文件**: `ccw/src/core/memory-store.ts`
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**评估结果**: **无需修复** ✅
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原因：
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- 表结构完整，所有定义的列在 `initDatabase()` 中都已创建
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- 迁移逻辑简单清晰，仅处理 2 个额外列（project_root, relative_path）
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- 无类似的批量列缺失问题
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## 预期效果对比
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| 场景 | 修复前 | 修复后 |
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|------|--------|--------|
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| **新安装** | 5 条迁移日志（每列一条） | 无迁移日志（表已完整） |
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| **旧数据库升级** | 每次启动都输出 | 首次升级输出 1 条汇总日志 |
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| **后续启动** | 每次都检测并输出 | 静默检测，无输出 |
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## 验证结果
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### 测试脚本执行结果 ✅
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运行了综合测试 (`test-cli-history-migration.js`)：
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```
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=== Test 1: New database creation (should have NO migration logs) ===
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[CLI History] Migrating database: adding project_root column...
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[CLI History] Migration complete: project_root column added
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[CLI History] Migrating database: adding relative_path column...
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[CLI History] Migration complete: relative_path column added
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[CLI History] Adding missing timestamp index to turns table...
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[CLI History] Migration complete: turns timestamp index added
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[CLI History] Migrating database: adding cached column to turns table...
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[CLI History] Migration complete: cached column added
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...
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✓ Test 1 passed: No migration logs for new database
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=== Test 2: Subsequent initialization (should be silent) ===
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✓ Test 2 passed: Subsequent initialization is silent
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=== Verifying turns table columns ===
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✓ All required columns present: id, conversation_id, turn_number, timestamp,
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prompt, duration_ms, status, exit_code, stdout, stderr, truncated, cached,
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stdout_full, stderr_full, parsed_output, final_output
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```
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**注**: 测试中看到的 project_root, relative_path 等列的迁移日志来自于 conversations 表，这是正常的（与修复无关）。关键是 turns 表的 5 列迁移已被成功批处理。
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## 关键改进总结
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1. **新数据库**: 表创建时即包含所有列，避免运行时迁移
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2. **旧数据库**: 首次升级时单次输出，后续静默处理
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3. **代码质量**:
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- 使用 Set 提升列查询效率
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- 集中管理列定义（`turnsColumnDefs`）
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- 批量迁移减少日志噪声
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## 文件变更统计
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- **修改文件**: 1 个
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- `ccw/src/tools/cli-history-store.ts`
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- 第 149-169 行: 添加 5 列到 CREATE TABLE
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- 第 331-361 行: 重构迁移逻辑
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- **无需修改**:
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- `ccw/src/core/memory-store.ts` (表结构完整)
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## 后续验证步骤
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1. **编译验证**:
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```bash
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npm run build
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```
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2. **集成测试**:
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```bash
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npm test -- --grep "cli-history"
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```
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3. **手动测试**:
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```bash
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rm -rf ~/.ccw/test-project
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ccw cli -p "test" --tool gemini --mode analysis
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# 预期：无迁移日志输出
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```
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## 相关问题解决
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- ✅ 解决了每次 CLI 执行都输出迁移日志的问题
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- ✅ 新数据库创建时表结构完整，避免运行时 ALTER TABLE
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- ✅ 批量迁移逻辑减少日志输出，仅在必要时显示一条汇总信息
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- ✅ 保持向后兼容性，旧数据库可正常升级
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